51531012

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{127}}^1$

素因数の和:187

約数の個数: 144

約数和(自身を含む): 154040320

約数和(自身を除く): 102509308

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 27, 34, 36, 39, 51, 52, 54, 68, 78, 102, 108, 117, 127, 153, 156, 204, 221, 234, 254, 289, 306, 351, 381, 442, 459, 468, 508, 578, 612, 663, 702, 762, 867, 884, 918, 1143, 1156, 1326, 1404, 1524, 1651, 1734, 1836, 1989, 2159, 2286, 2601, 2652, 3302, 3429, 3468, 3757, 3978, 4318, 4572, 4953, 5202, 5967, 6477, 6604, 6858, 7514, 7803, 7956, 8636, 9906, 10404, 11271, 11934, 12954, 13716, 14859, 15028, 15606, 19431, 19812, 22542, 23868, 25908, 28067, 29718, 31212, 33813, 36703, 38862, 44577, 45084, 56134, 58293, 59436, 67626, 73406, 77724, 84201, 89154, 101439, 110109, 112268, 116586, 135252, 146812, 168402, 178308, 202878, 220218, 233172, 252603, 330327, 336804, 405756, 440436, 477139, 505206, 660654, 757809, 954278, 990981, 1010412, 1321308, 1431417, 1515618, 1908556, 1981962, 2862834, 3031236, 3963924, 4294251, 5725668, 8588502, 12882753, 17177004, 25765506, 51531012]

約数ペア:

[(1, 51531012), (2, 25765506), (3, 17177004), (4, 12882753), (6, 8588502), (9, 5725668), (12, 4294251), (13, 3963924), (17, 3031236), (18, 2862834), (26, 1981962), (27, 1908556), (34, 1515618), (36, 1431417), (39, 1321308), (51, 1010412), (52, 990981), (54, 954278), (68, 757809), (78, 660654), (102, 505206), (108, 477139), (117, 440436), (127, 405756), (153, 336804), (156, 330327), (204, 252603), (221, 233172), (234, 220218), (254, 202878), (289, 178308), (306, 168402), (351, 146812), (381, 135252), (442, 116586), (459, 112268), (468, 110109), (508, 101439), (578, 89154), (612, 84201), (663, 77724), (702, 73406), (762, 67626), (867, 59436), (884, 58293), (918, 56134), (1143, 45084), (1156, 44577), (1326, 38862), (1404, 36703), (1524, 33813), (1651, 31212), (1734, 29718), (1836, 28067), (1989, 25908), (2159, 23868), (2286, 22542), (2601, 19812), (2652, 19431), (3302, 15606), (3429, 15028), (3468, 14859), (3757, 13716), (3978, 12954), (4318, 11934), (4572, 11271), (4953, 10404), (5202, 9906), (5967, 8636), (6477, 7956), (6604, 7803), (6858, 7514)]